Stocks in the Spotlight Friday

LinkedIn, Dolby and LeapFrog rose. Manitowoc fell.

Shares of the professional-oriented social media site surged 7.2% on news of a strong first quarter and upbeat guidance. Canaccord Genuity analyst Michael Graham, who rates LinkedIn at Buy, raised estimates and lifted the target price to $135 from $95. "We believe 2012 catalysts could include continued growth in Corporate Solutions, better member engagement leading to higher advertising and subscription revenue,...